diff --git a/libnfc_crypto1_crack.c b/libnfc_crypto1_crack.c
index cdc6008..7225182 100644
--- a/libnfc_crypto1_crack.c
+++ b/libnfc_crypto1_crack.c
@@ -660,14 +660,6 @@ int main (int argc, const char * argv[]) {
         space = craptev1_get_space(nonces, 95, uid);
     }
     if(space){
-        // append some zeroes to the end of the space to make sure threads don't go off into the wild
-        size_t j = 0;
-        for(j = 0; space[j]; j+=5){
-        }
-        size_t fill = j + (5*thread_count);
-        for(; j < fill; j++) {
-            space[j] = 0;
-        }
         total_states = craptev1_sizeof_space(space);
     } else {
         total_states = 0;
@@ -676,6 +668,14 @@ int main (int argc, const char * argv[]) {
         fprintf(stderr, "No solution found :(\n");
         return 1;
     }
+    // append some zeroes to the end of the space to make sure threads don't go off into the wild
+    size_t j = 0;
+    for(j = 0; space[j]; j+=5){
+    }
+    size_t fill = j + (5*thread_count);
+    for(; j < fill; j++) {
+        space[j] = 0;
+    }
 
     thread_count = get_nprocs_conf();
     pthread_t threads[thread_count];